import type { Router } from "../router.ts";
import { readDirDirs } from "../util/readDir.ts";
import { versionCompat } from "../util/versionCompat.ts";
import { readBlocks } from "./readers.ts";

export const createResourcesRoutes = (router: Router) => {
  router.route("/api/resources/:path*")
    .get(async (req, ctx) => {
      const path = ctx.params.path;
      if (!path) {
        return new Response("no path provided", { status: 400 });
      }
      const format = ctx.url.searchParams.get("format");
      if (!format) {
        return new Response("no format provided", { status: 400 });
      }
      const packVersion = await Deno.readTextFile(
        "./pack_versions/" + format + ".json",
      );
      const packVersionJson = JSON.parse(packVersion);
      const mcVersion = packVersionJson.mcVersion;
      const resourceVersions = await readDirDirs("./resources");
      for (const resourceVersion of resourceVersions) {
        if (versionCompat(resourceVersion, mcVersion)) {
          const resourcePath = "./resources/" + resourceVersion;
          const splitPath = path.split("/");
          switch (splitPath[0]) {
            case "blocks": {
              return new Response(
                JSON.stringify(await readBlocks(resourcePath)),
              );
            }
          }
        }
      }
    });
};